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By Ryan on 2/21/2014 2:16 PM

Join Weather Shield at the NRLA’s Lumber and Building Material Expo in Boston at the John B. Hynes Memorial Convention Center from February 26th-28th

By Ryan on 2/1/2014 4:50 PM

If you have been shopping for replacement windows for your home or are considering a more extensive remodeling project, you have likely seen the R-value and U-value advertised, but what are these ratings and what do they mean? Unless you are a contractor or well-versed in construction terminology, these numbers are probably useless to you without explanation.

In the sections below, we’ll explain what both the R-value and U-value are and why they are important when you are shopping for windows.